The Gulf Cooperation Council reaffirmed its support for Lebanon during what it said was a "critical stage" and called for an immediate ceasefire in the Gaza Strip, after holding an extraordinary ministerial meeting in Doha.
In a statement, the council condemned the escalation of conflict in Lebanon and the occupied Palestinian territories, calling on all involved parties to exercise self-restraint and refrain from violence.
More than 1,900 people have been killed and over 9,000 wounded in Lebanon in almost a year of cross-border fighting between Israel and Hezbollah, with most of the deaths occurring in the past two weeks, according to Lebanese government statistics.
Meanwhile, the Israeli military offensive in Gaza has killed more than 41,000 Palestinians since October 7, when Hamas gunmen led an incursion into Israel, killing around 1,200 people and abducting about 250 hostages, according to Israel and Gaza health authorities.
Ukrainian President Volodymyr Zelenskyy marked Independence Day on Sunday alongside Canadian Prime Minister Mark Carney, who said Ukraine would receive more than C$1 billion ($723 million) in military aid from a previously announced package next month.
Israeli planes and tanks pounded the eastern and northern outskirts of Gaza City overnight Saturday to Sunday, destroying buildings and homes, residents said, as Israeli leaders vowed to press on with a planned offensive on the city.
The Pentagon is working on plans to deploy the US military to Chicago as President Donald Trump says he is cracking down on crime, homelessness and undocumented immigration, the Washington Post reported on Saturday.
Thousands of Australians joined pro-Palestinian rallies on Sunday, organisers said, amid strained relations between Israel and Australia following the centre-left government's decision to recognise a Palestinian state.
North Korean leader Kim Jong Un supervised the firing of new air defence missiles to test their combat capability, state media KCNA reported on Sunday.